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On Blaschke's extension of Bonnesen's inequality |
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| Authors: | Carla Peri Jörg M Wills Andreana Zucco |
| Institution: | (1) Università Cattolica, Largo A. Gemelli 1, I-20123 Milano, Italy;(2) Math. Dept, Universität Siegen, Hoelderlinstr. 3, D-5900 Siegen, Germany;(3) Dip. Maternatica, Università di Torino, Via Carlo Alberto 10, I-10123 Torino, Italy |
| Abstract: | W. Blaschke established a Bonnesen-style inequality for the relative inradius and circumradius of a planar convex bodyK with respect to another. We sharpen this inequality by considering the radii of the minimal convex annulus ofK. |
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